EN ISO 20345:2022: Safety Footwear - Protective Footwear
This document details the requirements for safety footwear according to the EN ISO 20345:2022 standard. It categorizes footwear based on various protective features and their corresponding symbols and classifications.
Footwear Classifications and Protective Features
| Symbol | Protective Features | Classification Names | SB | S1 | S2 | S3 | S3L | S3S | S4 | S5 | S5L | S5S | S6 | S7 | S7L | S7S |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SB | Basic requirements for safety footwear, including a toe cap with impact resistance ≥200 J and compression resistance ≥15 kN. | • | • | • | • | • | • | • | • | • | • | • | • | • | • | |
| - | Closed heel area | • | • | • | • | • | • | • | • | • | • | • | • | • | • | |
| E | Energy absorption in the heel | • | • | • | • | • | • | • | • | • | • | • | • | • | • | |
| A | Antistatic properties | • | • | • | • | • | • | • | • | • | • | • | • | • | • | |
| WPA | Water penetration and absorption | • | • | • | • | • | • | • | • | |||||||
| P | Steel midsole penetration resistance (nail diameter 4.5 mm) | • | • | • | • | • | • | • | ||||||||
| PL | Metal-free midsole penetration resistance (nail diameter 4.5 mm) | |||||||||||||||
| PS | Metal-free midsole penetration resistance (nail diameter 3.0 mm) | |||||||||||||||
| - | Cleated sole | • | • | • | • | • | • | • | • | |||||||
| WR | Water-resistant construction | • | • | • | • | |||||||||||
| C | Conductive | |||||||||||||||
| HI | Insulation against heat | • | • | • | ||||||||||||
| CI | Insulation against cold | • | • | • | ||||||||||||
| M | Metatarsal protection | |||||||||||||||
| AN | Ankle protection | |||||||||||||||
| CR | Cut resistance | |||||||||||||||
| VIILTOSUOJA | Cut protection | |||||||||||||||
| SC | Abrasion protection on the toe cap | |||||||||||||||
| HRO | Heat-resistant outsole | |||||||||||||||
| FO | Oil-resistant outsole | |||||||||||||||
| LG | Ladder grip | |||||||||||||||
| SR | Sole slip resistance (glycerol on ceramic surface) | • | • | • | ||||||||||||
| Ø | No ankle protection tested |
Footnote Explanations:
- SB, S1, S2, S3, S3L, S3S, S6, S7, S7L, S7S: Footwear made of leather and other materials, but not entirely of rubber or entirely of polymeric materials.
- SB, S4, S5, S5L, S5S: Footwear made entirely of rubber or entirely of polymeric materials.
- • = Mandatory requirements
- o = One of the two properties must be selected.
- • = Optional additional properties
Slip resistance on ceramic tiled floor with NaLS:
| Classification | SB | S1 | S2 | S3 | S3L | S3S | S4 | S5 | S5L | S5S | S6 | S7 | S7L | S7S |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Slip resistance (SR) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Note: The table indicates the presence of specific protective features within different safety footwear classifications.
